diff --git a/package.json b/package.json
index 873c237ec..0db64742b 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "eslint-plugin-prettier": "^5.2.1",
     "eslint-plugin-vue": "^9.32.0",
     "globals": "^15.14.0",
-    "happy-dom": "^16.5.2",
+    "happy-dom": "^16.6.0",
     "mutationobserver-shim": "^0.3.7",
     "portal-vue": "^3.0.0",
     "prettier": "^3.4.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ac51a152d..42d4ac781 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -136,8 +136,8 @@ importers:
         specifier: ^15.14.0
         version: 15.14.0
       happy-dom:
-        specifier: ^16.5.2
-        version: 16.5.2
+        specifier: ^16.6.0
+        version: 16.6.0
       mutationobserver-shim:
         specifier: ^0.3.7
         version: 0.3.7
@@ -170,7 +170,7 @@ importers:
         version: 6.0.7(@types/node@22.10.5)(jiti@2.4.2)(sass@1.83.4)
       vitest:
         specifier: ^2.1.8
-        version: 2.1.8(@types/node@22.10.5)(happy-dom@16.5.2)(sass@1.83.4)
+        version: 2.1.8(@types/node@22.10.5)(happy-dom@16.6.0)(sass@1.83.4)
       vue-tsc:
         specifier: ^2.2.0
         version: 2.2.0(typescript@5.7.2)
@@ -1695,8 +1695,8 @@ packages:
   graphemer@1.4.0:
     resolution: {integrity: sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==}
 
-  happy-dom@16.5.2:
-    resolution: {integrity: sha512-XWXjbbNjog3Me13Q9FQ5L1D7p4bCUdxrJndLVdsCIsCZgHpKz7HUQzAy+R2TidjKEz2Spe3gaqNpPPxOOkepyg==}
+  happy-dom@16.6.0:
+    resolution: {integrity: sha512-Zz5S9sog8a3p8XYZbO+eI1QMOAvCNnIoyrH8A8MLX+X2mJrzADTy+kdETmc4q+uD9AGAvQYGn96qBAn2RAciKw==}
     engines: {node: '>=18.0.0'}
 
   has-flag@4.0.0:
@@ -4124,7 +4124,7 @@ snapshots:
 
   graphemer@1.4.0: {}
 
-  happy-dom@16.5.2:
+  happy-dom@16.6.0:
     dependencies:
       webidl-conversions: 7.0.0
       whatwg-mimetype: 3.0.0
@@ -4790,7 +4790,7 @@ snapshots:
       jiti: 2.4.2
       sass: 1.83.4
 
-  vitest@2.1.8(@types/node@22.10.5)(happy-dom@16.5.2)(sass@1.83.4):
+  vitest@2.1.8(@types/node@22.10.5)(happy-dom@16.6.0)(sass@1.83.4):
     dependencies:
       '@vitest/expect': 2.1.8
       '@vitest/mocker': 2.1.8(vite@5.4.11(@types/node@22.10.5)(sass@1.83.4))
@@ -4814,7 +4814,7 @@ snapshots:
       why-is-node-running: 2.3.0
     optionalDependencies:
       '@types/node': 22.10.5
-      happy-dom: 16.5.2
+      happy-dom: 16.6.0
     transitivePeerDependencies:
       - less
       - lightningcss